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- unbalanced sex ratios of birth gender 出生性别比失衡
- Sex ratios of birth and its effective causes in a rural area 内蒙古某农村地区的出生性别比及其影响因素
- Sex ratio of birth 出生性别比
- Nowaday, although the fertility in our country is keeping low, there is serious unbalance in sex ratio of the babies. 当前我国虽然人口出生率保持在较低的水平 ,但是婴儿男女 比例却出现了严重的失衡。
- In our study, both incubation temperature and substrate moisture did not affect hatching success and sex ratio of hatchlings. 孵化温、度对孵化成功率和孵出幼体性别无显著的影响。
- Please indicate your sex and date of birth below. 请在下面写明你的性别和出生日期。
- Can you produce any proof of your date of birth? 你能出示有关你的生日日期的任何证件吗?
- Though the long-colonised eastern states had a sex ratio of one man to one woman, or thereabouts, in the rest of the country the old adage "go west, young man" had resulted in a surplus of males. 虽然那些长期处于殖民状态的东部州府的男女比例接近于1:1,但在美国其它地区,受“年轻人要到西部去”这一格言的影响,造成了男性人口过剩。
- Using the data from the Fifth Population Census,thispaper analyzes quantitatively the sex ratio of the same age,rela-tive sex ratio and sex ratio of match from the population matchperspective. 本文利用五普数据,从人口数量匹配的角度,定量的分析和比较了同龄性别比,相对性别比和婚配性别比。
- By accident of birth she was rich. 她有幸出生于富裕人家。
- Though the long-colonised eastern states had a sex ratio of one man to one woman, or thereabouts, in the rest of the country the old adage “go west, young man” had resulted in a surplus of males. 虽然在长期受殖民统治的东部各州,男女性别比率基本持平,但是在“年轻人,去西部”的口号影响下,其他州呈现了男性过剩的局面。
- The stone was engraved with his date of birth. 这石块上刻著他的生日。
- First in order of birth; born first. 头生的,最长的出生顺序在先的; 先生的
- The sex ratios of the collected samples were close to 1:1 among sites of Shunsun, Taishi, Budai, Chiku and Donkang. 从台湾西海岸-香山、台西、布袋、七股和东港的蚵岩螺调查发现,各采样点的性比都接近1:1;
- The sex ratios of the collected samples were close to 1:1 among sites of Shunsun, Taishi, Budai, Chiku and Tungkang. 从台湾西海岸- 香山、台西、布袋、七股和东港的蚵岩螺调查发现,各采样点的性比都接近1:1;
- Document give details of a person's date and place of birth. 载有某人出生日和出生地细情的文件。
- ONE WAY IN WHICH Wolbachia can profoundly influence its victims is by grossly distorting the normally balanced sex ratios of its hosts' populations. 沃巴赫菌能够对宿主产生深远的影响,有个方法是严重扭曲宿主族群性别比例(自然族群的性别比例通常都维持在平衡状态)。
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- They still did not know her place of birth or her parentage. 他们仍然不知道她的出身地和家庭门第。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。